d_linkage is largely done (#176)

1 files changed, 251 insertions, 0 deletions

diff --git a/src/d/d_linkage.cpp b/src/d/d_linkage.cpp
new file mode 100644
index 00000000..c37f6118
--- /dev/null
+++ b/src/d/d_linkage.cpp
@@ -0,0 +1,251 @@
+#include "d/d_linkage.h"
+
+#include "common.h"
+#include "d/a/d_a_player.h"
+#include "d/a/obj/d_a_obj_base.h"
+#include "d/col/bg/d_bg_s.h"
+#include "d/col/bg/d_bg_s_acch.h"
+#include "f/f_profile_name.h"
+#include "m/m_mtx.h"
+#include "m/m_vec.h"
+#include "rvl/MTX/mtx.h"
+
+dLinkage_c::dLinkage_c()
+    : mControllingActor(nullptr),
+      pLinkedActor(nullptr),
+      carryFlags(0),
+      mType(CONNECTION_0),
+      field_0x18(0),
+      field_0x1C(0.0f),
+      field_0x20(0.f),
+      field_0x24(0.f),
+      carryTransMtx(mMtx_c::Identity),
+      field_0x58(mMtx_c::Identity),
+      mState(STATE_0),
+      field_0x8C(0.0f),
+      field_0x90(0.0f),
+      field_0x94(0.0f),
+      field_0x98(0.0f) {}
+
+dLinkage_c::~dLinkage_c() {
+    fn_80051190(nullptr);
+    fn_80050EB0(nullptr);
+}
+
+// Ignore the parameter names. I am unsure what they are
+void dLinkage_c::set(u32 flags, f32 x, f32 y, f32 z, void *) {
+    onFlag(0x8000000 | flags);
+    field_0x1C = x;
+    field_0x20 = y;
+    field_0x24 = z;
+
+    if (flags & 2) {
+        field_0x8C = 28.f;
+        field_0x90 = 36.f;
+        field_0x94 = 28.f;
+        field_0x98 = 0.f;
+    } else if (flags & 4) {
+        field_0x8C = 18.f;
+        field_0x90 = 25.f;
+        field_0x94 = 18.f;
+        field_0x98 = 0.f;
+    } else if (flags & 8) {
+        field_0x8C = 16.7f;
+        field_0x90 = 25.f;
+        field_0x94 = 16.7f;
+        field_0x98 = 0.f;
+    } else {
+        field_0x8C = 18.f;
+        field_0x90 = 30.f;
+        field_0x94 = 18.f;
+        field_0x98 = 0.f;
+    }
+}
+
+bool dLinkage_c::tryAttach(
+    dAcObjBase_c *pActor, dAcObjBase_c *pSrc, dAcRefBase_c *pRef, dLinkage_c::ConnectionType_e type, bool replace
+) {
+    if (checkState(STATE_ACTIVE)) {
+        if (replace) {
+            fn_80050EB0(pActor);
+        } else {
+            return false;
+        }
+    }
+    pActor->clearObjectProperty(0x1000);
+    pActor->clearObjectProperty(0x4);
+    mControllingActor.link(pSrc);
+    mState = STATE_ACTIVE;
+    mType = type;
+
+    if (type == CONNECTION_4) {
+        pActor->setObjectProperty(0x4);
+    } else if (type == CONNECTION_7) {
+        pActor->setObjectProperty(0x1000);
+        field_0x1A = 4;
+    }
+    MTXIdentity(carryTransMtx);
+    pLinkedActor = pRef;
+    pRef->link(pActor);
+    if ((pSrc == dAcPy_c::GetLink2() || type == CONNECTION_5) &&
+        pActor->getConnectParent()->profile_name == fProfile::ROOM) {
+        pActor->addActorToRoom(-1);
+        onFlag(0x20000000);
+        pActor->setActorProperty(0x2000000);
+        pActor->changeLoadedEntitiesWithSet();
+    }
+    pActor->clearActorProperty(0x1);
+    return true;
+}
+
+void dLinkage_c::fn_80050DC0(dAcObjBase_c *pActor, const f32 speed, const f32 velocityY, mAng rot) {
+    mState = STATE_2;
+    fn_80050E40(pActor, speed, velocityY, rot);
+}
+
+void dLinkage_c::fn_80050E00(dAcObjBase_c *pActor, const f32 speed, const f32 velocityY, mAng rot) {
+    mState = STATE_3;
+    fn_80050E40(pActor, speed, velocityY, rot);
+}
+
+void dLinkage_c::fn_80050E40(dAcObjBase_c *pActor, const f32 speed, const f32 velocityY, mAng rot) {
+    fn_80050EB0(pActor);
+    pActor->forwardSpeed = speed;
+    pActor->velocity.y = velocityY;
+    pActor->angle.y = rot;
+}
+
+void dLinkage_c::fn_80050EA0(dAcObjBase_c *pActor) {
+    mState = STATE_DELETE;
+    fn_80050EB0(pActor);
+}
+
+void dLinkage_c::fn_80050EB0(dAcObjBase_c *pActor) {
+    mControllingActor.unlink();
+    if (pLinkedActor) {
+        pLinkedActor->unlink();
+        pLinkedActor = nullptr;
+    }
+
+    if (checkType_1_3_5_6_9()) {
+        MTXConcat(carryTransMtx, field_0x58, field_0x58);
+        field_0x58.fn_802F1C40(2, 0);
+        field_0x18 = 5;
+        MTXIdentity(carryTransMtx);
+    } else if (mType == CONNECTION_4) {
+        if (pActor) {
+            pActor->clearObjectProperty(0x4);
+        }
+    } else if (mType == CONNECTION_7) {
+        if (pActor) {
+            pActor->clearObjectProperty(0x1000);
+        }
+    }
+
+    if (pActor && checkFlag(0x20000000)) {
+        pActor->addActorToRoom(pActor->getRoomId());
+        offFlag(0x20000000);
+    }
+
+    field_0x1A = 4;
+    mType = CONNECTION_0;
+    offFlag(0x10000000);
+}
+
+void dLinkage_c::bushTpFunc(dBgS_Acch &acch) {
+    mVec3_c *pos = acch.GetPos();
+    mVec3_c origPos = *pos;
+
+    if (field_0x1A != 0) {
+        if (field_0x1A == 4 && !acch.ChkLineCheck()) {
+            acch.OnLineCheck();
+            onFlag(0x4000000);
+        }
+
+        if (--field_0x1A == 0 && checkFlag(0x4000000)) {
+            acch.OffLineCheck();
+            offFlag(0x4000000);
+        }
+    }
+
+    acch.CrrPos(*dBgS::GetInstance());
+    if (mState == STATE_ACTIVE) {
+        dAcPy_c *player = dAcPy_c::GetLink2();
+        if (mType == CONNECTION_1 && mControllingActor.p_owner == player) {
+            player->fn_80202E00(nullptr, pos->x - origPos.x, pos->z - origPos.z);
+        }
+
+        if (mType == CONNECTION_7 && mControllingActor.p_owner == player) {
+            if (!checkFlag(0x10000)) {
+                if (acch.ChkWallHit(nullptr)) {
+                    fn_80050EA0(player->getWhippedItem());
+                    return;
+                }
+                field_0x1A = 3;
+            }
+        }
+
+        *pos = origPos;
+    }
+}
+
+void dLinkage_c::fn_80051190(dAcObjBase_c *pActor) {
+    // If not active, return
+    if (!checkState(STATE_ACTIVE)) {
+        return;
+    }
+
+    // If currently Linked
+    if (mControllingActor.p_owner) {
+        // if the actor being linked to is empty, no need to delink
+        if (pLinkedActor == nullptr) {
+            return;
+        }
+
+        // If the Actor is linked to itself, return?
+        dAcObjBase_c *pLinked = static_cast<dAcObjBase_c *>(pLinkedActor->p_owner);
+        if (pLinked && &pLinked->GetLinkage() == this) {
+            return;
+        }
+    }
+    pLinkedActor = nullptr;
+
+    fn_80050EA0(pActor);
+}
+
+void dLinkage_c::fn_800511E0(dAcObjBase_c *pActor) {
+    bool b = checkType_1_3_5_6_9();
+
+    if (!(checkFlag(0x200) || b || field_0x18 == 0)) {
+        field_0x58.slerpTo(mMtx_c::Identity, field_0x58, 1.f / field_0x18);
+        field_0x58.fn_802F1C40(2, 0);
+        field_0x18--;
+    }
+    mMtx_c &mtx = pActor->mWorldMtx;
+    f32 y = field_0x1C * pActor->mScale.y;
+    mtx.transS(pActor->GetPosition().x, pActor->GetPosition().y + pActor->GetYOffset(), pActor->GetPosition().z);
+    if (mType == CONNECTION_1) {
+        MTXConcat(mtx, carryTransMtx, mtx);
+    }
+    mMtx_c m1;
+    MTXTrans(m1, 0.f, y, 0.f);
+    MTXConcat(mtx, m1, mtx);
+
+    if (b && mType != CONNECTION_1) {
+        MTXConcat(mtx, carryTransMtx, mtx);
+    }
+    mMtx_c m2;
+    MTXConcat(mtx, field_0x58, mtx);
+    MTXTrans(m2, 0.f, -y, 0.f);
+    MTXConcat(mtx, m2, mtx);
+
+    mtx.ZXYrotM(pActor->rotation);
+    if (mControllingActor.p_owner) {
+        pActor->roomid = static_cast<dAcObjBase_c *>(mControllingActor.p_owner)->roomid;
+    }
+}
+
+bool dLinkage_c::fn_800513C0() const {
+    return (mState == STATE_ACTIVE && (mType == CONNECTION_1 || mType == CONNECTION_6)) &&
+           !(mControllingActor.p_owner && mControllingActor.p_owner->profile_name == fProfile::E_GEROCK);
+}